HP EliteDesk 705 G4 Maintenance And Service Manual
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HP EliteDesk 705 G4 Maintenance And Service Manual

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Maintenance and Service Guide
HP EliteDesk 705 G4 MT Workstation PC

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Summary of Contents for HP EliteDesk 705 G4

  • Page 1 Maintenance and Service Guide HP EliteDesk 705 G4 MT Workstation PC...
  • Page 2 HP Inc. user guide, go to http://www.hp.com/support, bound by the terms of the HP End User License under license. Intel is a trademark of Intel and follow the instructions to find your Agreement (EULA).
  • Page 3 Safety warning notice WARNING! To reduce the possibility of heat-related injuries or of overheating the device, do not place the device directly on your lap or obstruct the device air vents. Use the device only on a hard, flat surface. Do not allow another hard surface, such as an adjoining optional printer, or a soft surface, such as pillows or rugs or clothing, to block airflow.
  • Page 4 Safety warning notice...

  • Page 5: Table Of Contents

    Table of contents 1 Product features ............................1 Standard configuration features ........................... 1 Front panel components ............................2 Rear panel components ............................3 Serial number location ............................4 2 Illustrated parts catalog ..........................5 Computer major components ..........................5 Miscellaneous parts ............................... 8 3 Routine care, SATA drive guidelines, and disassembly preparation ..............
  • Page 6 4 Removal and replacement procedures ......................17 Preparation for disassembly ..........................17 Access panel ................................. 18 Front bezel ................................19 Front bezel security ............................. 20 Removing bezel blanks ............................22 Optional front bezel dust filter ..........................24 System board connections ..........................25 Expansion cards ..............................
  • Page 7 Solving front panel component problems ......................104 Solving Internet access problems ........................104 Solving software problems ..........................105 7 Computer Setup (BIOS), TPM, and HP Sure Start ................... 106 Using Computer Setup ............................106 Starting Computer Setup ........................ 106 Navigating and selecting in Computer Setup ................. 106 Restoring factory settings in Computer Setup ................
  • Page 8 Using HP PC Hardware Diagnostics UEFI ......................121 Starting HP PC Hardware Diagnostics UEFI ..................122 Downloading HP PC Hardware Diagnostics UEFI to a USB flash drive ..........122 Downloading the latest HP PC Hardware Diagnostics UEFI version ......122 Downloading HP PC Hardware Diagnostics UEFI by product name or number (select products only) ....................
  • Page 9 Questions and answers ............................. 138 Using HP Sure Start (select models only) ......................139 Appendix E Specifications ..........................140 Index ................................141...

  • Page 11: Product Features

    Product features Standard configuration features Features may vary depending on the model. For support assistance and to learn more about the hardware and software installed on your computer model, run the HP Support Assistant utility. Standard configuration features...

  • Page 12: Front Panel Components

    NOTE: The USB port with HP Sleep and Charge provides current to charge a device such as a smart phone. The charging current is available whenever the power cord is connected to the system, even when the system is off.

  • Page 13: Rear Panel Components

    Rear panel components Rear panel components Audio-out jack for powered audio devices Audio-in jack DisplayPort monitor connectors (2) RJ-45 (network) jack Optional port Serial port (optional) USB SuperSpeed ports (2) (5 Gbit/s data speed) USB 2.0 ports with wake from S4 (2) USB 2.0 ports (2) Power connector NOTE:...

  • Page 14: Serial Number Location

    Serial number location Each computer has a unique serial number and a product ID number that are located on the exterior of the computer. Keep these numbers available for use when contacting customer service for assistance. Chapter 1 Product features...

  • Page 15: Illustrated Parts Catalog

    Illustrated parts catalog NOTE: HP continually improves and changes product parts. For complete and current information on supported parts for your computer, go to http://partsurfer.hp.com, select your country or region, and then follow the on-screen instructions. Computer major components Item...
  • Page 16 Item Description Bezel blank, 5.25-inch WLAN module Realtek RTL8821CE ac 1×1 MU-MIMO +Bluetooth ® 4.2 M.2 PCI-e WW with 1 antenna Realtek RTL8822BE ac 2×2 MU-MIMO +Bluetooth 4.2 M.2 PCI-e WW with 2 antennas Intel ® Wireless-AC 9260, 5th Generation, 802.11ac, Dual Band, 2×2, Wi-Fi+Bluetooth 5 SATA data cable 14 inch, 2 straight ends 11 inch, 1 straight end, 1 angled end...
  • Page 17 Item Description AMD Ryzen 3 PRO 2200G processor (14) Memory module (UDIMM, non-ECC, 1.2v, PC4-2666) 16-GB 8-GB 4-GB (15) Bezel dust filter (16) Graphics card (full-height, PCIe x16; select models only) AMD Radeon™ Pro WX 3100, 4 GB AMD Radeon R7 430, 2 GB, 2 DisplayPorts AMD Radeon RX580, 4 GB AMD Radeon RX550, 4 GB Nvidia GTX 1060, 3 GB...

  • Page 18: Miscellaneous Parts

    Miscellaneous parts Description Internal wireless antenna 2nd serial port (includes cable) Slim optical drive latch 5.25 inch-to-3.5 inch hard drive adapter HP USB-Type C-to-USB Type-A Hub SATA drive power cable DisplayPort cable DVI monitor cable Adapters DisplayPort to VGA DisplayPort to DVI DisplayPort to HDMI 2.0...

  • Page 19: Routine Care, Sata Drive Guidelines, And Disassembly Preparation

    Routine care, SATA drive guidelines, and disassembly preparation This chapter provides general service information for the computer. Adherence to the procedures and precautions described in this chapter is essential for proper service. CAUTION: When the computer is plugged into an AC power source, voltage is always applied to the system board.

  • Page 20: Preventing Electrostatic Damage To Equipment

    Preventing electrostatic damage to equipment Many electronic components are sensitive to ESD. Circuitry design and structure determine the degree of sensitivity. The following packaging and grounding precautions are necessary to prevent damage to electric components and accessories. ● To avoid hand contact, transport products in static-safe containers such as tubes, bags, or boxes. Protect all electrostatic parts and assemblies with conductive or approved containers or packaging.

  • Page 21: Recommended Materials And Equipment

    Recommended materials and equipment Materials and equipment that are recommended for use in preventing static electricity include the following: ● Antistatic tape ● Antistatic smocks, aprons, or sleeve protectors ● Conductive bins and other assembly or soldering aids ● Conductive foam ●...

  • Page 22: Routine Care

    Never cover the ventilation slots on the monitor with any type of material. ● ● Install or enable power management functions of the operating system or other software, including sleep states. Routine care General cleaning safety precautions Never use solvents or flammable solutions to clean the computer. Never immerse any parts in water or cleaning solutions;...

  • Page 23: Cleaning The Keyboard

    Cleaning the keyboard Follow all safety precautions in General cleaning safety precautions on page 12 before cleaning the keyboard. To clean the tops of the keys or the keyboard body, follow the procedures described in Cleaning the computer case on page When cleaning debris from under the keys, review all rules in General cleaning safety precautions on page 12 before following these procedures:...

  • Page 24: Service Considerations

    The screws used in the computer are not interchangeable. They may have standard or metric threads and may be of different lengths. If an incorrect screw is used during the reassembly process, it can damage the unit. HP strongly recommends that all screws removed during disassembly be kept with the part that was removed, then returned to their proper locations.

  • Page 25: Hard Drives

    Batteries, battery packs, and accumulators should not be disposed of together with the general household waste. In order to forward them to recycling or proper disposal, please use the public collection system or return them to HP, their authorized partners, or their agents. SATA hard drives...

  • Page 26: Sata Data Cable

    SATA data cable Always use an HP approved SATA 6.0 Gb/s cable. It is fully backward compatible with the SATA 1.5 Gb/s drives. Current HP desktop products ship with SATA 6.0 Gb/s hard drives. SATA data cables are susceptible to damage if overflexed. Never crease a SATA data cable and never bend it tighter than a 30 mm (1.18 in) radius.

  • Page 27: Removal And Replacement Procedures

    Removal and replacement procedures Adherence to the procedures and precautions described in this chapter is essential for proper service. After completing all necessary removal and replacement procedures, run the Diagnostics utility to verify that all components operate properly. NOTE: Not all features listed in this guide are available on all computers. Preparation for disassembly Routine care, SATA drive guidelines, and disassembly preparation on page 9 for initial safety procedures.

  • Page 28: Access Panel

    Access panel To access internal components, you must remove the access panel: Prepare the computer for disassembly (Preparation for disassembly on page Slide the access panel release lever to the left (1) so that it locks into place. Then slide the access panel back (2) and lift it off the computer (3).

  • Page 29: Front Bezel

    Front bezel Prepare the computer for disassembly (Preparation for disassembly on page Remove the access panel (Access panel on page Lift up the three tabs on the top of the bezel (1), and then rotate the bezel off the chassis (2). To replace the front bezel, reverse the disassembly procedures.

  • Page 30: Front Bezel Security

    Front bezel security The front bezel can be secured in place by installing a 6-32 screw through the front of the chassis into the front bezel. Prepare the computer for disassembly (Preparation for disassembly on page Remove the access panel (Access panel on page Remove the 6-32 security screw from the inside of the front bezel.
  • Page 31 Install the 6-32 security screw through the front of the chassis and into the screw hole located below the center bezel release tab. Replace the front bezel and access panel. Front bezel security...

  • Page 32: Removing Bezel Blanks

    Removing bezel blanks On some models, there may be bezel blanks covering the optical drive bays. You must remove the bezel blank before installing an optical drive. To remove a bezel blank: Prepare the computer for disassembly (Preparation for disassembly on page Remove the access panel (Access panel on page Remove the front bezel...
  • Page 33 To remove a slim optical drive bezel blank, press inward on the tab on the right side of the blank (1), and then rotate the blank away from the front bezel (2) and slide the left side of the blank out of the slot on the front bezel (3).

  • Page 34: Optional Front Bezel Dust Filter

    NOTE: The optional front bezel dust filter is available from HP. To remove, clean, and replace the dust filter: Prepare the computer for disassembly...

  • Page 35: System Board Connections

    System board connections Refer to the following illustration and table to identify the system board connectors for your model. Item System board connector System board label Color Component PCI Express x1 X1PCIEXP3 black Expansion card PCI Express x1 X1PCIEXP2 black Expansion card PCI Express x1 X1PCIEXP1...

  • Page 36: Expansion Cards

    Expansion cards The computer has three PCI Express x1 expansion sockets and one PCI Express x16 expansion socket. NOTE: You can install a PCI Express x1, x8, or x16 expansion card in the PCI Express x16 socket. For dual graphics card configurations, the first (primary) card must be installed in the PCI Express x16 socket. To remove, replace, or add an expansion card: Prepare the computer for disassembly (Preparation for disassembly on page...
  • Page 37 If you are removing a PCI Express x1 card, hold the card at each end and carefully rock it back and forth until the connectors pull free from the socket. Lift the card straight up (1) then away from the inside of the chassis (2) to remove it.
  • Page 38 If you are removing a PCI Express x16 card, pull the retention arm (1) on the back of the expansion socket away from the card and carefully rock the card back and forth until the connectors pull free from the socket. Lift the card straight up (2) then away from the inside of the chassis (3) to remove it.
  • Page 39 To install a new expansion card, hold the card just above the expansion socket on the system board then move the card toward the rear of the chassis (1) so that the bottom of the bracket on the card slides into the small slot on the chassis.

  • Page 40: Rear Fan

    Rear fan The rear fan is secured to the rear of the chassis with three Phillips screws. Prepare the computer for disassembly (Preparation for disassembly on page 17). Remove the access panel (Access panel on page 18). Disconnect the fan control cable (1) from the system board connector labeled CHFAN2. Remove the three silver Phillips screws (2) that secure the fan to the rear of chassis.

  • Page 41: Flex Port Module

    Flex port module For a list of available flex port modules, see Computer major components on page A flex port module can be installed near the back of the system board that provides an additional connector on the rear I/O panel. To remove the flex port module: Prepare the computer for disassembly (Preparation for disassembly on page...

  • Page 42: Drive Cage

    Drive cage You must rotate the drive cage to the upright position to access components underneath it. To rotate the drive cage: Prepare the computer for disassembly (Preparation for disassembly on page Remove the access panel (Access panel on page Remove the front bezel (Front bezel on page 19).
  • Page 43 Align the pegs on the sides of the drive cage with the slots on the chassis and press the drive cage down (1) into the chassis. Then slide the drive cage forward (2) so that it locks in place. Reconnect the power and data cables to the rear of the drives in the drive cage. Drive cage...

  • Page 44: Memory

    Memory The computer comes with double data rate 4 synchronous dynamic random access memory (DDR4-SDRAM) dual inline memory modules (DIMMs). The memory sockets on the system board are populated with at least one preinstalled memory module. To achieve the maximum memory support, you can populate the system board with up to 64 GB of memory configured in a high-performing dual-channel mode.

  • Page 45: Removing And Installing Dimms

    DIMM and one 1 GB DIMM, and Channel B should be populated with the other two 1 GB DIMMs. With this configuration, 4 GB will run as dual-channel and 1 GB will run as single-channel. ● In any mode, the maximum operational speed is determined by the slowest DIMM in the system. Removing and installing DIMMs IMPORTANT: You must disconnect the power cord and wait approximately 30 seconds for the power to drain...
  • Page 46 Push the module down into the socket, ensuring that the module is fully inserted and properly seated. Make sure the latches are in the closed position (3). Reassemble the computer. Reconnect the power cord and turn on the computer. Lock any security devices that were disengaged when the access panel was removed. The computer should automatically recognize the additional memory the next time you turn on the computer.

  • Page 47: Drives

    Drives IMPORTANT: To prevent loss of work and damage to the computer or drive: If you are inserting or removing a drive, shut down the operating system properly, turn off the computer, and unplug the power cord. Do not remove a drive while the computer is on or in standby mode. Before handling a drive, be sure that you are discharged of static electricity.

  • Page 48: Removing And Installing Drives

    ● You must install mounting screws for hard drives and 5.25-inch optical drives to ensure the drive will line up correctly in the drive cage and lock in place. Mounting screws can be purchased from HP. Removing a 5.25-inch drive CAUTION: All removable media should be taken out of a drive before removing the drive from the computer.
  • Page 49 Push the green drivelock mechanism towards the drive (1), and then slide the drive from the drive bay (2). Drives...

  • Page 50: Installing A 5.25-Inch Drive

    If you are installing an optical drive, install four M3 metric mounting screws (not provided) in the lower holes on each side of the drive. NOTE: M3 metric mounting screws can be purchased from HP. If you are replacing a drive, transfer the mounting screws from the old drive to the new drive. IMPORTANT: Use only 5 mm long screws as mounting screws.
  • Page 51 If you are installing a 5.25-inch drive in a vacant drive bay, you may need to remove the metal shield covering the front of the bay. Insert a flat-bladed screwdriver into the slots on the front of the shield (1) and rock the shield back and forth (2) to break it free from the chassis.

  • Page 52: Removing A 9.5 Mm Slim Optical Drive

    Connect the power cable (1) and data cable (2) to the rear of the optical drive. Connect the opposite end of the data cable to one of the light-blue SATA connectors on the system board. NOTE: Refer to System board connections on page 25 for an illustration of the system board drive connectors.
  • Page 53 Disconnect the power cable (1) and data cable (2) from the rear of the optical drive. IMPORTANT: When removing the cables, pull the tab or connector instead of the cable itself to avoid damaging the cable. Push the green release latch on the right rear side of the drive toward the center of the drive (1), and then slide the drive forward and out of the bay (2).

  • Page 54: Installing A 9.5 Mm Slim Optical Drive

    Installing a 9.5 mm slim optical drive Prepare the computer for disassembly (Preparation for disassembly on page Remove the access panel (Access panel on page If you are installing a slim optical drive in a bay covered by a bezel blank, remove the front bezel and then remove the bezel blank.

  • Page 55: Removing A 3.5-Inch Hard Drive

    Connect the power cable (1) and data cable (2) to the rear of the optical drive. Connect the opposite end of the data cable to one of the light-blue SATA connectors on the system board. Removing a 3.5-inch hard drive NOTE: Before you remove the old hard drive, be sure to back up the data from the old hard drive so that you can transfer the data to the new hard drive.

  • Page 56: Installing A 3.5-Inch Hard Drive

    Pull the release lever next to the rear of the hard drive outward (1). While pulling the release lever out, lift the rear of the drive up (2), and then slide the front of the drive back and lift it out of the bay (3). To remove a 2.5-inch hard drive installed in an adapter bracket, pull the release lever next to the ●...
  • Page 57 NOTE: 6-32 mounting screws can be purchased from HP. If you are replacing a drive, transfer the mounting screws from the old drive to the new drive. Install four silver-and-blue 6-32 mounting screws (two on each side of the drive).
  • Page 58 Secure the drive to the bay adapter bracket by installing four black M3 adapter bracket screws – through the underside of the bracket and into the drive. – Install four 6-32 silver-and-blue mounting screws in the adapter bracket (two on each side of the bracket).
  • Page 59 – Align the mounting screws on the front of the bracket with the slots on the drive cage and press the front of the drive down and forward into the bay (1). Then press the rear of the bracket down into the drive bay (2) to lock it in place. Align the mounting screws on the front of the hard drive with the slots on the drive cage and press the front of the drive down and forward into the bay (1).

  • Page 60: Removing A 2.5-Inch Hard Drive

    Connect the power cable (1) and data cable (2) to the rear of the hard drive. If installing a new drive, connect the opposite end of the data cable to the appropriate system board connector. NOTE: If the 3.5-inch hard drive is the primary drive, connect the other end of the data cable to the dark-blue SATA connector on the system board labeled SATA0.
  • Page 61 Disconnect the power cable (1) and data cable (2) from the rear of the hard drive. Pull the release lever at the rear of the drive outward (1) and lift the rear of the drive up (2). Then slide the front of the drive back until it stops and pull the drive up and out of the drive bay (3). Drives...

  • Page 62: Installing A 2.5-Inch Hard Drive

    Install four black-and-blue M3 mounting screws (two on each side of the drive). NOTE: M3 metric mounting screws can be purchased from HP. When replacing a drive, transfer the four mounting screws from the old drive to the new drive.

  • Page 63: Removing And Installing An M.2 Ssd Storage Card

    Connect the power cable (1) and data cable (2) to the rear of the hard drive. NOTE: If the 2.5-inch hard drive is the primary drive, connect the other end of the data cable to the dark-blue SATA connector on the system board labeled SATA0. If it is a secondary hard drive, connect the other end of the data cable to one of the light-blue SATA connectors on the system board.
  • Page 64 To remove an M.2 SSD card, remove the screw that secures the card (1), lift the end of the card up (2), and then slide the card out of the system board connector (3). To install an M.2 SSD card, slide the pins on the card into the system board connector while holding the card at approximately a 30°...

  • Page 65: Fan Sink

    Fan sink Fan sinks are available for models that use up to a 65 W processor and models that use a 95 W processor. CAUTION: The bond between the fan sink and the processor may be very tight. If the computer will power on, before removing the fan sink, turn on the computer until it warms the fan sink. Warming the fan sink lessens the bond between the heat sink and the processor, thereby making separating them easier.

  • Page 66: Processor

    After installing a new processor onto the system board, update the system ROM to ensure that the latest version of the BIOS is being used on the computer. The latest system BIOS can be found on the Web at: http://www.hp.com/support. Chapter 4 Removal and replacement procedures...

  • Page 67: Wlan Module

    WLAN module The WLAN module installs into a slot on the system board. For a list of available WLAN modules, see Computer major components on page To remove the WLAN module: Prepare the computer for disassembly (Preparation for disassembly on page Remove the access panel (Access panel on page Remove the front bezel...

  • Page 68: Power Supply

    Power supply For a list of available power supplies, see Computer major components on page The power supply is secured to the rear of the chassis with three screws. Three cables connect the power supply to the system board. Prepare the computer for disassembly (Preparation for disassembly on page 17).
  • Page 69 Remove the three Torx T15 screws that connect the power supply to the rear of the chassis. Press the release lever at the front of the power supply (1), slide the power supply toward the front of the computer, and then lift the power supply out of the chassis (2). To install the power supply, reverse the removal procedure.

  • Page 70: System Board

    System board Prepare the computer for disassembly (Preparation for disassembly on page 17). Remove the access panel (Access panel on page 18). Remove the front bezel (Front bezel on page 19). Disconnect the power and data cables from the rear of the drives in the drive cage. Remove the drive cage (Drive cage on page When replacing the system board, make sure the following components are removed from the defective...
  • Page 71 Disconnect the following cables from the system board: IMPORTANT: Connected cables may vary depending on system configuration. (1) White power supply connector (PWRCMD) (2) Black drive power connector (SATAPWR1) (3) Drive connector (SATA3) (4) Drive connector (SATA2) (5) Hard drive connector (SATA0) (6) Rear fan connector (CHFAN2) (7) White power supply connector (PWR) (8) Optical drive connector (SATA1)
  • Page 72 Remove the eight Torx T15 screws that secure the system board to the chassis. Lift and slide the system board toward the front of the computer to disengage the rear connectors from the chassis (1). Lift the rear of the board, and then pull board toward the rear and up and out of the computer (2). When reinstalling the system board, insert the front of the system board into the front chassis slot, lower the board down into the base pan, and then slide the system board back into the rear I/O ports.

  • Page 73: System Board Callouts

    NOTE: When replacing the system board, you must change the chassis serial number in the BIOS. System board callouts Sys Bd Label Color Component Sys Bd Label Color Component X1PCIEXP3 Black Expansion card SATA3 Light blue Any SATA Device other than the primary hard drive X1PCIEXP2...
  • Page 74 Sys Bd Label Color Component Sys Bd Label Color Component CPUFAN White Processor fan SD RDR Black Card reader DIMM4 White Memory module SATA1 Light blue Any SATA Device other than the primary hard drive DIMM3 Black Memory module SATA0 Dark blue Primary hard drive DIMM2...

  • Page 75: Computer Setup (F10) Utility

    Computer Setup (F10) Utility Computer Setup (F10) Utilities Use Computer Setup (F10) Utility to do the following: ● Change settings from the defaults or restore the settings to default values. View the system configuration, including settings for processor, graphics, memory, audio, storage, ●...
  • Page 76 Use the arrow (left and right) keys to select the appropriate heading. Use the arrow (up and down) keys to select the option you want, then press Enter. To return to the Computer Setup Utilities menu, press Esc. To apply and save changes, select Main > Save Changes and Exit. ●...

  • Page 77: Computer Setup-Main

    Integrated MAC Address System Diagnostics If the hard drive has the HP Advanced Diagnostics installed, the application will launch. If HP Advanced Diagnostics is not installed, then a basic version built into the BIOS will provide the capability to perform the following functions: ●...
  • Page 78 Show test logs ● Language selection Update System BIOS Lets you update the system BIOS from www.hp.com or another network server, from a removable USB drive, or from a file located on the hard drive. Displays current BIOS version information. ●...

  • Page 79: Computer Setup-Security

    Table 5-1 Computer Setup—Main (continued) Option Description Apply Factory Defaults Restores the factory system configuration settings to the computer after rebooting. Does not apply to and Exit options in the Security menu. Ignore Changes and Exit Exits Computer Setup without applying or saving any changes. Save Changes and Exit Saves changes to current system configuration, exits Computer Setup, and reboots.
  • Page 80 Only select Manual in situations in which forensic analysis is to be performed before HP Sure Start Recovery. When this policy is set to manual, HP Sure Start will not correct any issues that are found until the manual recovery key sequence is entered by the local user. This can result in a system that is unable to boot after inputting the manual recovery key sequence.
  • Page 81 Table 5-2 Computer Setup—Security (continued) Option Description NOTE: Notify user alerts the user with a POST error on the first boot after the sensor detects removal of the cover. If the password is set, Administrator Password requires that the password be entered to boot the computer if the sensor detects that the cover has been removed.

  • Page 82: Computer Setup-Advanced

    Table 5-2 Computer Setup—Security (continued) Option Description Set DriveLock Master Password. Sets the drive’s master password but does not enable DriveLock. Enable DriveLock. Sets the drive’s user password and enables DriveLock. ● Secure Erase Lets you select a hard drive to completely erase. Once a hard drive has been erased with a program that utilizes Secure Erase firmware commands, no file recovery program, partition recovery program, or other data recovery method will be able to extract data from the drive.
  • Page 83 Table 5-3 Computer Setup—Advanced (for advanced users) (continued) Option Heading ● UEFI Boot Order. Default is enabled. Specify the order in which UEFI boot sources (such as a internal hard drive, USB hard drive, USB optical drive, or internal optical drive) are checked for a bootable operating system image.
  • Page 84 Table 5-3 Computer Setup—Advanced (for advanced users) (continued) Option Heading Controls virtualization DMA remapping features of the chipset. Changing this setting requires turning the computer off and then back on. Default is disabled. PCI Express Slot x (enable/disable) Lets you disable individual expansion slots. Default is enabled. M.2 WLAN/BT Lets you disable the wireless module slot.
  • Page 85 Table 5-3 Computer Setup—Advanced (for advanced users) (continued) Option Heading I/O Address A/B Lets you specify the address. Default is enabled. Interrupt A/B Lets you specify the address. Default is enabled. Lets you disable the following ports (default is enabled): ●...
  • Page 86 Table 5-3 Computer Setup—Advanced (for advanced users) (continued) Option Heading PCI Express Power Management (enable/disable) Enabling this option permits the PCI Express links to use Active Power State Management (ASPM) to enter lower power states while not in use. Default is enabled. Unique Sleep State Blink Rates (enable/disable) This feature is designed to provide a visual indication of what sleep state the system is in.

  • Page 87: Computer Setup-Uefi Drivers

    Computer Setup—UEFI Drivers Lets you restart the computer into the 3rd Party Option ROM Management application. You can start this application directly by pressing during startup. Recovering the Configuration Settings This method of recovery requires that you first perform the Save to Removable Media command with the Computer Setup (F10) Utility before Restore is needed.

  • Page 88: Troubleshooting Without Diagnostics

    To assist you in resolving problems online, HP Instant Support Professional Edition provides you with self- solve diagnostics. If you need to contact HP support, use HP Instant Support Professional Edition's online chat feature. Access the Business Support Center (BSC) at http://www.hp.com/go/bizsupport...

  • Page 89: Helpful Hints

    If it becomes necessary to call for technical assistance, be prepared to do the following to ensure that your service call is handled properly: ● Be in front of your computer when you call. ● Write down the computer serial number, product ID number, and monitor serial number before calling. ●...

  • Page 90: Solving General Problems

    If you have installed an operating system other than the factory-installed operating system, check to be ● sure that it is supported on the system. If the system has multiple video sources (embedded, PCI, or PCI-Express adapters) installed (embedded ● video on some models only) and a single monitor, the monitor must be plugged into the monitor connector on the source selected as the primary VGA adapter.
  • Page 91 In case of forgotten password, power loss, or computer malfunction, you must manually disable the Smart Cover lock . A key to unlock the Smart Cover Lock is not available from HP. Keys are typically available from a hardware store.
  • Page 92 Poor performance. Cause Solution Hard drive fragmented. Defragment hard drive. Program previously accessed did not release reserved memory Restart the computer. back to the system. Virus resident on the hard drive. Run virus protection program. Too many applications running. Close unnecessary applications to free up memory. Add more memory.
  • Page 93 System does not power on and the LEDs on the front of the computer are not flashing. Cause Solution If equipped with a voltage selector, check that the voltage selector (located on the rear of the power supply) is set to the appropriate voltage.

  • Page 94: Solving Power Problems

    Solving power problems Common causes and solutions for power problems are listed in the following table. Power supply shuts down intermittently. Cause Solution If equipped with a voltage selector, voltage selector switch on Select the proper AC voltage using the selector switch. rear of computer chassis (some models) not switched to correct line voltage (115V or 230V).

  • Page 95: Solving Hard Drive Problems

    Solving hard drive problems Hard drive error occurs. Cause Solution Hard disk has bad sectors or has failed. In Windows 10, type file in the taskbar search box, and then select File Explorer from the list of applications. In the left column, expand This PC, right-click on a drive, select Properties, and then select the Tools tab.

  • Page 96: Solving Media Card Reader Problems

    Nonsystem disk/NTLDR missing message. Cause Solution the File Backup Program option, and then restore the system. Install system files for the appropriate operating system. Hard drive boot has been disabled in Computer Setup. Run the Computer Setup utility and enable the hard drive entry in the Advanced >...
  • Page 97 Media card will not work in a digital camera after formatting it in Windows. Cause Solution use the FAT (FAT16 & FAT12) format and can not operate with a FAT32 formatted card. A write-protected or locked error occurs when attempting to write to the media card. Cause Solution Media card is locked.

  • Page 98: Solving Display Problems

    After installing the media card reader and booting to Windows, the reader and the inserted cards are not recognized by the computer. Cause Solution The operating system needs time to recognize the device if the Wait a few seconds so that the operating system can recognize reader was just installed into the computer and you are turning the reader and the available ports, and then recognize the media the PC on for the first time.
  • Page 99 Reseat DIMMs. Power on the system. Replace DIMMs one at a time to isolate the faulty module. Replace third-party memory with HP memory. Replace the system board. Blank screen and the power LED flashes Red six times, once every second, followed by a two second pause, and the computer beeps six times.
  • Page 100 Dim characters. Cause Solution The brightness and contrast controls are not set properly. Adjust the monitor brightness and contrast controls. Cables are not properly connected. Check that the graphics cable is securely connected to the graphics card (if applicable) or video connector and the monitor. Blurry video or requested resolution cannot be set.

  • Page 101: Solving Audio Problems

    To download a SoftPaq that will assist you with the synchronization, go to the following Web site, select the appropriate monitor, and download either SP32347 or SP32202: http://www.hp.com/support Graphics card is not seated properly or is bad (some models). Reseat the graphics card. Replace the graphics card.
  • Page 102 Headset microphone connected to the front is not working or is very quiet. Cause Solution The front Headset connector supports CTIA (Cellular Telephone Make sure that a CTIA style headset is being used or use an OMTP Industries Association) style headsets and not OMTP (Open Mobile style headset with a commercially available adapter that converts Terminal Platform) style headsets.

  • Page 103: Solving Printer Problems

    Sound from headphones is not clear or muffled. Cause Solution Headphones are plugged into the rear audio output connector. Plug the headphones into the headphone connector on the front The rear audio output connector is for powered audio devices and of the computer.

  • Page 104: Solving Keyboard And Mouse Problems

    Printer will not print. Cause Solution where [printer port] is the address of the printer being used. If the printer works, reload the printer driver. To run MS-DOS commands, press the Windows key + r, type cmd in the Open box, and then click OK. If you are on a network, you may not have made the connection Make the proper network connections to the printer.
  • Page 105 Keyboard commands and typing are not recognized by the computer. Cause Solution Keyboard connector is not properly connected. Shut down the computer, reconnect the keyboard to the back of the computer, and then restart the computer. Program in use has stopped responding to commands. Shut down your computer using the mouse and then restart the computer.

  • Page 106: Solving Hardware Installation Problems

    Solving hardware installation problems You may need to reconfigure the computer when you add or remove hardware, such as an additional drive or expansion card. If you install a plug and play device, Windows automatically recognizes the device and configures the computer. If you install a non-plug and play device, you must reconfigure the computer after completing installation of the new hardware.

  • Page 107: Solving Network Problems

    DIMM1 or XMM1 must always be installed. DIMM1 must be installed before DIMM2, and DIMM3 must be installed before DIMM4 Replace third-party memory with HP memory. Replace the system board. Solving network problems Some common causes and solutions for network problems are listed in the following table. These guidelines do not discuss the process of debugging the network cabling.
  • Page 108 Network status link light never flashes. NOTE: The network status light is supposed to flash when there is network activity. Cause Solution To access Device Manager in Windows 10, type device manager in the taskbar search box, and then select Device Manager from the list of applications.

  • Page 109: Solving Memory Problems

    Management Engine (ME) settings). To avoid damage to the DIMMs or the system board, you must unplug the computer power cord before attempting to reseat, install, or remove a memory module. For those systems that support ECC memory, HP does not support mixing ECC and non-ECC memory. Otherwise, the computer will not boot the operating system.
  • Page 110 Memory is installed incorrectly or is bad. Reseat DIMMs. Power on the system. Replace DIMMs one at a time to isolate the faulty module. Replace third-party memory with HP memory. Replace the system board. 100 Chapter 6 Troubleshooting without diagnostics...

  • Page 111: Solving Cd-Rom And Dvd Problems

    Solving CD-ROM and DVD problems If you encounter CD-ROM or DVD problems, see the common causes and solutions listed in the following table or to the documentation that came with the optional device. System will not boot from CD-ROM or DVD drive. Cause Solution The device is attached to a SATA port that has been hidden in the...
  • Page 112 Movie will not play in the DVD drive. Cause Solution Decoder software is not installed. Install decoder software. Damaged media. Replace media. Movie rating locked out by parental lock. Use DVD software to remove parental lock. Media installed upside down. Reinstall media.

  • Page 113: Solving Usb Flash Drive Problems

    Solving USB flash drive problems If you encounter USB flash drive problems, common causes and solutions are listed in the following table. USB flash drive is not seen as a drive letter in Windows. Cause Solution The drive letter after the last physical drive is not available. Change the default drive letter for the flash drive in Windows.

  • Page 114: Solving Front Panel Component Problems

    Solving front panel component problems If you encounter problems with devices connected to the front panel, refer to the common causes and solutions listed in the following table. A USB device, headphone, or microphone is not recognized by the computer. Cause Solution Device is not properly connected.

  • Page 115: Solving Software Problems

    If you have installed an operating system other than the factory-installed operating system, check to be sure it is supported on the system. If you encounter software problems, see the applicable solutions listed in the following table. Computer will not continue and the HP logo does not display. Cause Solution ROM issue - POST error has occurred.

  • Page 116: Computer Setup (Bios), Tpm, And Hp Sure Start

    Use extreme care when making changes in Computer Setup. Errors can prevent the computer from operating properly. Starting Computer Setup ▲ Turn on or restart the computer, and when the HP logo appears, press to enter Computer Setup. Navigating and selecting in Computer Setup ●...

  • Page 117: Updating The Bios

    Do not shut down the computer or initiate Sleep. Do not insert, remove, connect, or disconnect any device, cable, or cord. Type support in the taskbar search box, and then select the HP Support Assistant app. – or – Select the question mark icon in the taskbar.

  • Page 118: Changing The Boot Order Using The F9 Prompt

    For any compliance issues arising from your operation/usage of TPM which violates the above mentioned requirement, you shall bear all the liabilities wholly and solely. HP will not be responsible for any related liabilities.

  • Page 119: Using Hp Sure Start (Select Products Only)

    If the BIOS becomes corrupted or is attacked, HP Sure Start automatically restores the BIOS to its previously safe state, without user intervention. HP Sure Start is configured and already enabled so that most users can use the HP Sure Start default configuration. The default configuration can be customized by advanced users.

  • Page 120: Post Error Messages And Diagnostic Front Panel Leds And Audible Codes

    POST error messages and diagnostic front panel LEDs and audible codes This appendix lists the error codes, error messages, and the various indicator light and audible sequences that you may encounter during Power-On Self-Test (POST) or computer restart, the probable source of the problem, and steps you can take to resolve the error condition.
  • Page 121 Control panel message Description Recommended action RTC (real-time clock) battery may need to problem persists, replace the RTC battery. See be replaced. the Removal and Replacement section for instructions on installing a new battery. 008–Microcode Patch Error Processor is not supported by the BIOS. Upgrade BIOS to proper version.
  • Page 122 Control panel message Description Recommended action 00E-Inventory Error during MEBx Execution BIOS information passed to the MEBx resulted Reboot the computer. in a failure. If the error persists, update to the latest BIOS version. If the error still persists, replace the system board.
  • Page 123 Description Recommended action Apply hard drive firmware patch if applicable. (Available at http://www.hp.com/support.) Back up contents and replace hard drive. 302-Hard Disk 2: SMART Hard Drive Detects Hard drive is about to fail. (Some hard drives Determine if hard drive is giving correct...
  • Page 124 Control panel message Description Recommended action 403-Serial Port D Address Conflict Detected Both external and internal serial ports are Remove any serial port expansion cards. assigned to the same resources. Clear CMOS. (See Password security and resetting CMOS on page 117.) Reconfigure card resources and/or run Computer Setup or Windows utilities.

  • Page 125: Interpreting System Validation Diagnostic Front Panel Leds And Audible Codes

    Control panel message Description Recommended action 904-SATA Cabling Error One or more SATA devices are improperly Ensure SATA connectors are used in ascending attached. For optimal performance, the SATA 0 order. For one device, use SATA 0. For two and SATA 1 ports should be used for hard drives devices, use SATA 0 and SATA 1.
  • Page 126 Number of long beeps/blinks Error category BIOS Hardware Thermal System board Patterns of blink/beep codes are determined by using the following parameters: 1 second pause occurs after the last major blink. ● ● 2 second pause occurs after the last minor blink. ●...

  • Page 127: Password Security And Resetting Cmos

    If you lose or forget the password when in stringent security mode, the system can only be reset by System Management Command. This is a way for HP Service and Support to provide a secure method to access the BIOS and command a password reset for a specifically identified unit under the direction of the owner. This scenario may not be covered under warranty.
  • Page 128 Shut down the operating system properly, then turn off the computer and any external devices, and disconnect the power cord from the power outlet. With the power cord disconnected, press the power button again to drain the system of any residual power.

  • Page 129: Clearing And Resetting The Bios

    Clearing and resetting the BIOS The CMOS button resets BIOS settings to default, but does not clear the passwords or affect any of the other Security settings. On Intel systems with advanced manageability features, the CMOS button will also partially unprovision AMT.

  • Page 130: 10 Using Hp Pc Hardware Diagnostics

    The tool runs within the Windows operating system in order to diagnose hardware failures. If HP PC Hardware Diagnostics Windows is not installed on your computer, first you must download and install it. To download HP PC Hardware Diagnostics Windows, see...

  • Page 131: Downloading The Latest Hp Pc Hardware Diagnostics Windows Version

    If your PC will not boot into Windows, you can use HP PC Hardware Diagnostics UEFI to diagnose hardware issues.

  • Page 132: Starting Hp Pc Hardware Diagnostics Uefi

    Downloading HP PC Hardware Diagnostics UEFI to a USB flash drive Downloading HP PC Hardware Diagnostics UEFI to a USB flash drive can be useful in the following situations: ● HP PC Hardware Diagnostics UEFI is not included in the preinstall image.

  • Page 133: Using Remote Hp Pc Hardware Diagnostics Uefi Settings (Select Products Only)

    Find out more. Downloading Remote HP PC Hardware Diagnostics UEFI NOTE: HP Remote PC Hardware Diagnostics UEFI is also available as a Softpaq that can be downloaded to a server. Downloading the latest Remote HP PC Hardware Diagnostics UEFI version To download the latest Remote HP PC Hardware Diagnostics UEFI version, follow these steps: Go to http://www.hp.com/go/techcenter/pcdiags.
  • Page 134 Make your customization selections. Select Main, and then Save Changes and Exit to save your settings. Your changes take effect when the computer restarts. 124 Chapter 10 Using HP PC Hardware Diagnostics...

  • Page 135: Appendix A Battery Replacement

    The lifetime of the lithium battery can be extended by plugging the computer into a live AC outlet. The lithium battery is only used when the computer is NOT connected to AC power. HP encourages customers to recycle used electronic hardware, HP original print cartridges, and rechargeable batteries. For more information about recycling programs, go to http://www.hp.com/recycle.
  • Page 136 Slide the replacement battery into position, positive side up. The battery holder automatically secures the battery in the proper position. Type 2 To release the battery from its holder, squeeze the metal clamp that extends above one edge of the battery (1). When the battery pops up, lift it out (2). 126 Appendix A Battery replacement...
  • Page 137 To insert the new battery, slide one edge of the replacement battery under the holder’s lip with the positive side up (1). Push the other edge down until the clamp snaps over the other edge of the battery (2). Type 3 Pull back the clip (1) that is holding the battery in place, and remove the battery (2).

  • Page 138: Appendix B Power Cord Set Requirements

    Power cord set requirements The power supplies on some computers have external power switches. The voltage select switch feature on the computer permits it to operate from any line voltage between 100-120 or 220-240 volts AC. Power supplies on those computers that do not have external power switches are equipped with internal switches that sense the incoming voltage and automatically switch to the proper voltage.

  • Page 139: Country-Specific Requirements

    Country-Specific Requirements Additional requirements specific to a country are shown in parentheses and explained below. Country Accrediting Agency Country Accrediting Agency Australia (1) EANSW Italy (1) Austria (1) Japan (3) METI Belgium (1) CEBC Norway (1) NEMKO Canada (2) Sweden (1) SEMKO Denmark (1) DEMKO...

  • Page 140: Appendix C Linux Technical Notes

    System RAM HP supports different amounts of total RAM in various HP workstations, based on the number of hardware DIMM slots and the capabilities of the system. The total memory supported for each configuration is listed in the Hardware Support Matrix for HP Linux Workstations at http://www.hp.com/support/...

  • Page 141: Audio

    The performance of software audio mixing and playback is greatly improved in ALSA version 1.0.13 and later. After the driver is installed, the optional NVIDIA and AMD graphics cards that are supported in HP workstations also provide audio functionality over HDMI. The signal can be passed through the DisplayPort connector to a monitor with audio capabilities.

  • Page 142: Nvidia Graphics Workstations

    HP provides recommended versions of the drivers with RPM-compatible installers for RHEL and SLED distributions. These are available from the HP Installer Kit for Linux and from workstation driver repositories on hp.com. When HP installers are used, their contents and documentation links are located in the /opt/hp/ nvidia folder.

  • Page 143: Amd Graphics Workstations

    (compilers and linkers) needed to build the amdgpu-pro version of the kernel driver. HP may at some time post a particular tested version of the amdgpu-pro driver on support pages at hp.com. The amdgpu-pro driver lacks a settings application similar to the Catalyst Control Center that was associated with the fglrx driver.

  • Page 144: Appendix D Statement Of Memory Volatility

    Intel-based and AMD-based system boards contain nonvolatile memory subcomponents as originally shipped from HP, assuming that no subsequent modifications have been made to the system and assuming that no applications, features, or functionality have been added to or installed on the system.
  • Page 145 If a DriveLock password is set, select the Security menu, and scroll down to Hard Drive Utilities under the Utilities menu. Select Hard Drive Utilities, select DriveLock, then uncheck the checkbox for DriveLock password on restart. Select OK to proceed. Select the Main menu, and then select Reset BIOS Security to factory default.

  • Page 146: Nonvolatile Memory Usage

    HP Sure Start only) backup of The content is managed Embedded Controller. critical System solely by the HP Sure Start BIOS code, EC Embedded Controller. firmware, and critical computer configuration data for select...
  • Page 147 512 KByte flash Stores Fingerprint reader memory is Only a digitally signed (select products fingerprint programmed by user application can make the only) templates. enrollment in HP call to write to the flash. ProtectTools Security Manager. Nonvolatile memory usage 137...

  • Page 148: Questions And Answers

    HP has provided options in Computer Setup (BIOS) to allow you to run in legacy BIOS, if required by the operating system. Examples of this requirement would be if you upgrade or downgrade the OS.

  • Page 149: Using Hp Sure Start (Select Models Only)

    BIOS to its previously safe state, without user intervention. Those select computer models ship with HP Sure Start configured and enabled. HP Sure Start is configured and already enabled so that most users can use the HP Sure Start default configuration. The default configuration can be customized by advanced users.

  • Page 150: Appendix E Specifications

    Specifications Item Metric U.S. Dimensions Width 6.1 in 154 mm Depth 14.6 in 370 mm Height 14.4 in 365 mm Weight 24.98 lb 11.34 kg Max supported weight (desktop orientation) 77 lb 35 kg Temperature range Operating 41° to 113°F 5°...

  • Page 151: Index

    110 hardware installation problems 96 Full Boot 110 expansion card helpful hints 79 Quick Boot 110 installation 26 HP PC Hardware Diagnostics UEFI removal 26 downloading 122 cable management 16 starting 122 cable pinouts, SATA data 16 using 121...
  • Page 152 8 servicing computer 14 problems 101 solid-state drives optical drive (5.25-inch) rear panel components 3 sizes 6, 7 installation 40 Remote HP PC Hardware Diagnostics specifications removal 38 UEFI settings computer 140 optical drive (slim) customizing 123 static electricity 9...
  • Page 153 system board removal and replacement 60 SATA connectors 15 system board connections 25 system memory, removing personal data from volatile 134 temperature control 11 tools, servicing 14 Torx T15 screwdriver 14 TPM settings 108 ventilation, proper 11 wireless antennas disconnecting 57 WLAN module removal 57 spare part number 57...

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